TEST-#2705: add 'value_counts' benchmarks (#2706)
TEST-#2705: add 'value_counts' benchmarks (#2706)

* TEST-#2705: add 'value_counts' benchmarks

Signed-off-by: Dmitry Chigarev <70ac49939f44c252691437b4397527ab9003c364@intel.com>

* TEST-#2705: apply suggestions from review

Signed-off-by: Dmitry Chigarev <70ac49939f44c252691437b4397527ab9003c364@intel.com>
modin-project/modin,modin-project/modin